MY FATHER ABANDONED ME WHEN I WAS DYING OF LEUKEMIA… TEN YEARS LATER, HE TRIED TO BUY A THANK-YOU SPEECH AT MY MEDICAL SCHOOL GRADUATION—HE NEVER EXPECTED THE NAME EMBROIDERED ON MY WHITE COAT.

The graduation auditorium buzzed with quiet excitement, filled with proud families clutching flowers and cameras. My white coat rested across my lap, folded carefully so no one could…